Boiler Packed Up
On Tue, 30 Jun 2020 18:54:21 +0100, Michael Chare
wrote:
I wonder why that happens. I have an earlier non condensing version of
that boiler, and the expansion tank was changed for the previous owner
of the house.
Well that membrane is continually "in flux" as it were and like
anything else that moves, that causes wear.
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